When comparing TextMate vs Postman, the Slant community recommends Postman for most people. In the question“What are the best developer tools for Mac OSX?” Postman is ranked 15th while TextMate is ranked 16th.
Ranked in these QuestionsQuestion Ranking
TextMate has an extensive library of plugins which can be further extended to make it even more powerful.
Pro Open source
Textmate is open source and hosted on GitHub.
Pro Multi line select and editing
Pro Lightweight footprint
It's lightweight footprint makes it extremely fast to load and use.
Pro OS X only (native)
Pro Clear interface
The interface of the program is clean and intuitive. Almost all features are accessible through a single click.
Pro Flexible and powerful
Can easily add/remove parameters, headers, tests and more. Displays all the info you would want in a partitioned way so you can track exactly what you want. Able to save request and run them in bulk for testing real-user scenarios very efficiently.
Pro Two versions of apps are available
Packaged app and an in-browser app are available for Google Chrome.
Con OS X only
TextMate is for OSX only.